Chair



FIG. 1 is a front perspective view of a chair showing my design;

FIG. 2 is a side view of the chair;

FIG. 3 is a perspective view of the chair as seen from the rear; and

FIG. 4 is a perspective view of a modified form of the chair shown in FIG. 1. 

The ornamental design for a chair, substantially as shown and described. 